src/server/config/serverconfig.h

Sun, 06 Nov 2022 15:53:32 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2020 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #ifndef WS_CONFIG_SERVERCONFIG_H
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30 #define WS_CONFIG_SERVERCONFIG_H
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31
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32 #include <cx/linked_list.h>
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33 #include <cx/hash_map.h>
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34 #include <cx/mempool.h>
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35 #include <cx/string.h>
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36
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37 #include "conf.h"
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38
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39 #ifdef __cplusplus
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40 extern "C" {
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41 #endif
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42
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43 #define CFG_NODE_ADD(list_begin, list_end, elm) \
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44 cx_linked_list_add((void**)list_begin, (void**)list_end, offsetof(ConfigNode, prev), offsetof(ConfigNode, next), elm)
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45
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46 typedef struct ServerConfig ServerConfig;
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47 typedef struct ConfigNode ConfigNode;
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48 typedef struct CFGToken CFGToken;
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49
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50 typedef enum ConfigNodeType ConfigNodeType;
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51 typedef enum CFGTokenType CFGTokenType;
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52
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53 struct ServerConfig {
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54 CxMempool *mp;
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55 ConfigNode *root;
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56 cxmutstr tab;
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57 };
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58
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59 enum ConfigNodeType {
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60 CONFIG_NODE_SPACE = 0,
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61 CONFIG_NODE_COMMENT,
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62 CONFIG_NODE_OBJECT,
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63 CONFIG_NODE_DIRECTIVE,
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64 CONFIG_NODE_OPEN_OBJECT,
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65 CONFIG_NODE_CLOSE_OBJECT
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66 };
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67
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68 struct ConfigNode {
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69 cxmutstr text_begin;
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70 cxmutstr text_end;
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71 ConfigNodeType type;
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72
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73 cxmutstr name;
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74 ConfigParam *args;
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75 ConfigNode *children_begin;
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76 ConfigNode *children_end;
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77
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78 ConfigNode *prev;
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79 ConfigNode *next;
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80 };
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81
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82 typedef struct ConfigNodeStack ConfigNodeStack;
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83 struct ConfigNodeStack {
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84 ConfigNode *node;
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85 ConfigNodeStack *next;
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86 };
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87
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88 enum CFGTokenType {
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89 CFG_NO_TOKEN = 0,
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90 CFG_TOKEN_COMMENT,
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91 CFG_TOKEN_SPACE,
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92 CFG_TOKEN_NEWLINE,
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93 CFG_TOKEN
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94 };
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95
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96 struct CFGToken {
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97 cxstring content;
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98 CFGTokenType type;
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99 };
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100
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101 ServerConfig* serverconfig_load(const char *file);
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102
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103 ServerConfig* serverconfig_parse(cxstring content);
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104
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105 void serverconfig_free(ServerConfig *cfg);
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106
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107 ConfigNode* serverconfig_get_node(ConfigNode *parent, ConfigNodeType type, cxstring name);
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108
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109 CxList* serverconfig_get_node_list(ConfigNode *parent, ConfigNodeType type, cxstring name);
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110
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111 cxstring serverconfig_directive_value(ConfigNode *obj, cxstring name);
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112
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113 cxmutstr serverconfig_arg_name_value(CxAllocator *a, cxstring str, cxstring *name);
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114
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115 #ifdef __cplusplus
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116 }
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117 #endif
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118
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119 #endif /* WS_CONFIG_SERVERCONFIG_H */
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120

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